11.3 Change the color wheel

Caution: The Loki contains no user serviceable parts except the Color Wheel. Attempts to modify/replace mechanics or electronics inside the housing or compartments will violate any warranties and may be hazardous.
Caution: When placing the projector on the right side for colorwheel replacement, ensure that the projector are properly secured in this position. Ensure also that the surface used for this operation is suitable with respect to flatness. It may result in great danger to personnel and equipment if the projector overturning from the upright position.
Caution: When changing colorwheel in combination with an EN76 lens, a reboot of the projector must be performed twice to obtain correct colorwheel ID and setup.
Note: The system is automatically configured with the correct CW algorithms following the product ID of the CW.

The CW assembly contains no serviceable parts, and further de-assembly should not be attempted.

Tip: The bottom of the packaging container have a cut out that is intended for placing the projector in a upright position, on the right side. This is suitable as docking during change of the colorwheel. Remove the middle longitude spacer in the container bottom in order to release this cutout.
Tip: A video illustration of the complete Colorwheel change process is available in the F90 product site on the web, under the file “Media & Assets”. https://www.barco.com/en/Products/Projectors/Venue-projectors/11800-lumens-4K-UHD-DLP-laser-phosphor-projector.aspx#!media

This video visualize the process described below.

How to replace the color wheel (CW)
  1. Place the projector on its side (right or left) on a flat surface.
  2. Release the seven (7) captive screws on the projector bottom. Remove the bottom cover carefully.
  3. Release the three (3) captive screws to open CW cover.
  4. Release the three (3) captive screws holding the CW in place.
  5. Carefully remove the color wheel.
  6. Replace with the new color wheel.
  7. Reinstall the three (3) captive screws for holding the CW in place.
  8. Reinstall the three (3) captive screws of the CW cover.
  9. Replace the projector bottom cover, and reinstall the seven (7) captive screws.
  10. Reposition the projector so that its bottom is sitting flat on a level surface.